Arborele genealogic al caselor Lancaster și York
Eduard III
1327–1377
Edward de Woodstock
°° Joan de Kent
Edmund de Langley
°° Isabella de Castilia
Richard II
1377–1399
Henry IV
1399–1413
°° Mary de Bohun
John Beaufort
°° Margaret Holland
Richard de Conisburgh
°° Anne Mortimer (Nepoata Philippei de Ulster)
Henry V
1413–1422
John, Duce de Somerset
°° Margaret Beauchamp
Richard, Duce de York
°° Cecily Neville
Henry VI
1422–1461; 1470–1471
°° Margarete de Anjou
Eduard IV
1461–1470; 1471–1483
°° Elizabeth Woodville
Richard III
1483–1485
°° Anne Neville
Edward de Westminster
°° Anne Neville
Henry VII
1485–1509
Eduard V
1483